RF2705
Specification
Typ.
Parameter
Unit
Condition
Min.
Max.
Output Performance with CW Baseband Inputs
Low Band Mode (GSM850/GSM900), cont’d
Mode=Low Band F x1 (see Control Logic Truth Table for Mode Control Settings)
LO
Intermodulation
Output IP3*
+20.0
dBm
GC=2.0V. Extrapolated from IM3 with two
baseband tones at 90kHz and 110kHz
applied differentially, in quadrature, at both I
and Q inputs, each tone 400mV
.
P-P
Intermodulation IM3 tone at
F +70kHz and F +130kHz
C
C
relative to tones at
F +90kHz and F +110kHz
-48
dBc
GC=2.0V
C
C
Low Band Bypass Mode (GSM850/GSM900)
Mode=Low Band Bypass (see Control Logic Truth Table for Mode Control Settings)
V
=2.7V
PA Driver
CC
GMSK Input Power*
GMSK Output Power
Output Impedance*
-3
5.0
0
7.5
50
+3
10.0
dBm
dBm
Ω
At LO LB input from a 50Ω source.
At RF LB output
Output Noise
At F ±20MHz*
-161
-159
dBc/Hz
AM+PM noise, LO=0dBm
C
* Not tested in Production
Rev A4 041026
5-119
RFMD [ RF MICRO DEVICES ]
